/* Theme colors */
:root {
    --animation-timing: 0.3s;
    --gradient-start: var(--bs-info);
    --gradient-end: var(--bs-primary);
}

[data-bs-theme="light"] {
    --bs-body-bg: #f8f9fa;
    --bs-body-color: #212529;
    --bs-border-color: #dee2e6;
}

/* Page-wide drop zone */
.page-drop-zone {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(var(--bs-info-rgb), 0.1);
    backdrop-filter: blur(4px);
    pointer-events: none;
    opacity: 0;
    transition: all var(--animation-timing) ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-drop-zone.active {
    opacity: 1;
}

.page-drop-zone .display-1 {
    color: var(--bs-info);
    animation: bounce 1s infinite;
}

/* Language selector */
.language-selector {
    min-width: 60px;
    position: relative;
    overflow: hidden;
    transition: all var(--animation-timing) ease;
}

.language-selector::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--bs-primary);
    transform: translateX(-100%);
    transition: transform var(--animation-timing) ease;
}

.language-selector:hover::after,
.language-selector.active::after {
    transform: translateX(0);
}

.language-selector.active {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: var(--bs-light);
    transform: translateY(-2px);
}

/* Theme toggle */
.theme-toggle {
    transition: all var(--animation-timing) ease;
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    transform: rotate(180deg);
}

.theme-toggle i {
    transition: all var(--animation-timing) ease;
}

/* Upload zone */
.upload-zone {
    border: 2px dashed var(--bs-secondary);
    border-radius: 8px;
    transition: all var(--animation-timing) ease;
}

.upload-zone.dragover {
    border-color: var(--bs-info);
    background-color: rgba(var(--bs-info-rgb), 0.1);
    transform: scale(1.02);
}

/* Drop zone styles */
.page-drop-zone {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(var(--bs-info-rgb), 0.1);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--animation-timing) ease;
    z-index: 1000;
}

.page-drop-zone.active {
    opacity: 1;
}

/* Upload zone */
.upload-zone {
    border: 2px dashed var(--bs-secondary);
    border-radius: 8px;
    transition: all var(--animation-timing) ease;
}

.upload-zone.dragover {
    border-color: var(--bs-info);
    background-color: rgba(var(--bs-info-rgb), 0.1);
    transform: scale(1.02);
}

.language-selector {
    min-width: 60px;
}

.language-selector.active {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: var(--bs-light);
}

.upload-zone.minimized {
    padding: 1rem !important;
    transition: all var(--animation-timing) ease;
}

.upload-zone.minimized .display-1 {
    font-size: 2rem !important;
    transition: font-size var(--animation-timing) ease;
}

.upload-zone.minimized h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    transition: all var(--animation-timing) ease;
}

.upload-zone.minimized p {
    display: none;
}

/* Progress bar */
.progress {
    height: 0.5rem;
    background-color: var(--bs-dark);
    overflow: hidden;
}

.progress-bar {
    background-color: var(--bs-info);
    transition: width var(--animation-timing) ease;
}

/* Invoice cards */
.invoice-card {
    transition: all var(--animation-timing) ease;
    border: 1px solid var(--bs-border-color);
    overflow: hidden;
}

.invoice-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.total-amount-card {
    background: linear-gradient(45deg, var(--bs-primary), var(--bs-info));
    padding: 2rem;
    border-radius: 1rem;
    color: var(--bs-light);
    transition: all var(--animation-timing) ease;
}

.total-amount-card:hover {
    transform: scale(1.02);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 0.9;
        transform: scale(1.1);
    }
    80% {
        opacity: 1;
        transform: scale(0.89);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn var(--animation-timing) ease-out forwards;
}

.bounce-in {
    animation: bounceIn var(--animation-timing) cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

.bounce {
    animation: bounce 1s infinite;
}

.pulse {
    animation: pulse 2s infinite;
}

/* Button styles */
.btn {
    transition: all var(--animation-timing) ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-group-vertical .btn {
    margin-bottom: 0.25rem;
}

/* Icons */
.bi {
    transition: all var(--animation-timing) ease;
}

.btn:hover .bi {
    transform: scale(1.1);
}

/* Theme toggle */
.theme-toggle {
    transition: all var(--animation-timing) ease;
}

.theme-toggle:hover {
    transform: rotate(180deg);
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .invoice-card .row {
        flex-direction: column;
    }

    .invoice-card .col-md-2 {
        padding: 1rem 0;
        text-align: center;
    }

    .btn-group-vertical {
        flex-direction: row !important;
        justify-content: center;
    }

    .btn-group-vertical .btn {
        margin: 0 0.25rem;
    }
}

/* Stats cards in summary section */
.stat-card {
    padding: 1.5rem;
    text-align: center;
    background: rgba(var(--bs-dark-rgb), 0.5);
    border-radius: 0.5rem;
    transition: all var(--animation-timing) ease;
}

.stat-card:hover {
    background: rgba(var(--bs-dark-rgb), 0.7);
    transform: translateY(-2px);
}

.stat-card h4 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--bs-info);
}

.stat-card p {
    margin-bottom: 0;
    color: var(--bs-secondary);
}

/* Invoice card styling */
.invoice-info {
    padding: 1rem;
    background: rgba(var(--bs-dark-rgb), 0.3);
    border-radius: 0.5rem;
}

.invoice-info h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--bs-success);
}

.company-info {
    padding: 1rem;
    background: rgba(var(--bs-dark-rgb), 0.3);
    border-radius: 0.5rem;
}

.company-info h4 {
    color: var(--bs-info);
    margin-bottom: 0.5rem;
}

.content-box, .metadata-box, .structure-box, .analysis-box {
    max-height: 400px;
    overflow-y: auto;
    font-family: monospace;
    white-space: pre-wrap;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
}

.chat-box {
    max-height: 300px;
    overflow-y: auto;
}

.chat-message {
    padding: 0.5rem;
    border-radius: 0.25rem;
    margin-bottom: 0.5rem;
}

.chat-message.user {
    background-color: rgba(var(--bs-primary-rgb), 0.1);
    margin-left: 2rem;
}

.chat-message.assistant {
    background-color: rgba(var(--bs-secondary-rgb), 0.1);
    margin-right: 2rem;
}

.nav-tabs .nav-link {
    color: var(--bs-body-color);
}

.nav-tabs .nav-link.active {
    background-color: var(--bs-dark);
    border-color: var(--bs-border-color) var(--bs-border-color) var(--bs-dark);
}

.tab-content {
    background-color: var(--bs-dark);
    border: 1px solid var(--bs-border-color);
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
    padding: 1rem;
}

/* New tooltip styles */
.invoice-field {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    margin: 0.25rem;
    border-radius: 0.25rem;
    background-color: rgba(var(--bs-dark-rgb), 0.8);
    border: 1px solid var(--bs-border-color);
    position: relative;
    cursor: help;
}

.invoice-field:hover {
    background-color: rgba(var(--bs-info-rgb), 0.1);
    border-color: var(--bs-info);
}

.invoice-field-tooltip {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem;
    background-color: var(--bs-dark);
    border: 1px solid var(--bs-border-color);
    border-radius: 0.375rem;
    z-index: 1000;
    min-width: 200px;
    display: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.invoice-field:hover .invoice-field-tooltip {
    display: block;
}

.invoice-field-label {
    font-weight: bold;
    color: var(--bs-info);
    margin-bottom: 0.25rem;
    display: block;
}

.invoice-field-value {
    word-break: break-word;
}

.invoice-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    padding: 1rem;
    background-color: rgba(var(--bs-dark-rgb), 0.5);
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

/* Add processing animation styles */
.upload-zone.processing {
    position: relative;
    border-color: transparent;
    overflow: hidden;
}

.upload-zone.processing::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--bs-info), var(--bs-primary));
    border-radius: 10px;
    z-index: -1;
    animation: borderPulse 2s ease-in-out infinite;
}

@keyframes borderPulse {
    0% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.02);
    }
    100% {
        opacity: 0.6;
        transform: scale(1);
    }
}